--- CMakeLists.txt.orig	2025-03-26 19:37:26 UTC
+++ CMakeLists.txt
@@ -47,6 +47,7 @@ configure_file(config.h.cmake ${PROJECT_BINARY_DIR}/bc
 
 configure_file(config.h.cmake ${PROJECT_BINARY_DIR}/bcmatroska2_config.h)
 
+find_package(OpenSSL REQUIRED)
 find_package(BCToolbox 5.3.0 REQUIRED)
 
 include_directories(
